NPR

Dance By The Light Of The 2017 Supermoon: The How And When

The last and only visible such moon of 2017 will appear Dec. 3. The best time to see it is at sunset or the following morning at sunrise, when the moon is near the horizon.
A U.S. Marine Corps helicopter flies through NASA photographer Bill Ingalls' supermoon composition in 2012.

Between last year's historic November supermoon and August's partial solar eclipse, a lunar event that's coming on Dec. 3 has taken a bit of a back seat. But 2017's first and only visible supermoon is nothing to sneeze at.

The term "supermoon" is popular vernacular. Its scientific name is perigee syzygy. says the phrase means two specific things in reference to the moon's placement and phase.

You’re reading a preview, subscribe to read more.

More from NPR

NPR2 min read
Police Enter UCLA Anti-war Encampment; Arizona Repeals Civil War-era Abortion Ban
Law enforcement officers have moved into a pro-Palestinian encampment at UCLA. Arizona lawmakers voted to repeal a Civil War-era abortion ban.
NPR3 min readAmerican Government
A Michigan Grassroots Effort Is Raising Reparations, While The Government Lags
The year 2020 was a turning point for Lansing, Michigan resident Willye Bryan. Between the racial reckoning following the murder of George Floyd and the health disparities that hit the African American community during the pandemic, she knew it was t
NPR4 min read
A Poet Searches For Answers About The Short Life Of A Writer In 'Traces Of Enayat'
Poet Iman Mersal's book is a memoir of her search for knowledge about the writer Enayat al-Zayyat; it's a slow, idiosyncratic journey through a layered, changing Cairo — and through her own mind.

Related Books & Audiobooks